/* =============================================
   圆欣圆国际 - 明亮可爱风格
   ============================================= */

/* --- CSS 变量 --- */
:root {
    --primary: #FF6B8A;
    --primary-dark: #E85575;
    --primary-light: #FFB3C6;
    --accent: #FFB347;
    --accent-light: #FFD4A3;
    --bg: #FFF8F5;
    --bg-secondary: #FFF0EC;
    --bg-card: #FFFFFF;
    --text: #4A3040;
    --text-secondary: #9B7B8A;
    --text-light: #B89B9B;
    --border: #FFD4DE;
    --border-light: #FFEBF0;
    --gradient-1: linear-gradient(135deg, #FF6B8A, #FF8E53);
    --gradient-2: linear-gradient(135deg, #FFB347, #FF6B8A);
    --gradient-3: linear-gradient(135deg, #A8E6CF, #88D8B0);
    --gradient-4: linear-gradient(135deg, #FFD3B6, #FFAAA5);
    --shadow: 0 4px 15px rgba(255, 107, 138, 0.12);
    --shadow-lg: 0 10px 40px rgba(255, 107, 138, 0.15);
    --shadow-card: 0 8px 30px rgba(255, 107, 138, 0.08);
    --radius: 20px;
    --radius-sm: 14px;
    --radius-lg: 28px;
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- 基础重置 --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
}

/* --- 浮动装饰 --- */
.floating-decor {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.15;
}

/* --- 导航栏 --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 248, 245, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    box-shadow: 0 2px 20px rgba(255, 107, 138, 0.08);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: 'Zhi Mang Xing', 'Ma Shan Zheng', 'STXingkai', 'STKaiti', cursive, serif;
    font-size: 36px;
    font-weight: 400;
    color: var(--text);
    letter-spacing: 2px;
}

.logo-mascot {
    height: 64px;
    width: auto;
    display: inline-block;
    flex-shrink: 0;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid rgba(255, 107, 138, 0.2);
    background: rgba(255, 255, 255, 0.5);
}

.logo span {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    position: relative;
    padding: 6px 2px;
    transition: var(--transition);
    border-radius: 8px;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--gradient-1);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 70%;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--text);
    border-radius: 3px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* --- 英雄区 --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
    background: linear-gradient(180deg, #FFF5F7 0%, #FFF8F5 50%, #FFF0EC 100%);
}

/* 装饰浮泡 */
.hero::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 179, 198, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    top: -100px;
    right: -100px;
    animation: bubbleFloat 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 179, 71, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -50px;
    left: -80px;
    animation: bubbleFloat 6s ease-in-out 3s infinite;
}

.hero-bg {
    display: none;
}

@keyframes bubbleFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1px;
    color: #3D2030;
}

.hero-title span {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 520px;
    line-height: 1.8;
}

.hero-btns {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    white-space: nowrap;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: 0 4px 20px rgba(255, 107, 138, 0.35);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 35px rgba(255, 107, 138, 0.45);
}

.btn-outline {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary-light);
}

.btn-outline:hover {
    background: #FFF5F7;
    border-color: var(--primary);
    transform: translateY(-3px);
}

.btn-full {
    width: 100%;
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* 英雄区卡片 */
.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card {
    background: var(--bg-card);
    border: 1.5px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 32px;
    width: 280px;
    box-shadow: var(--shadow-card);
    animation: cardFloat 6s ease-in-out infinite;
}

.hero-card.secondary {
    position: absolute;
    bottom: -40px;
    right: -20px;
    width: 220px;
    animation: cardFloat 6s ease-in-out 2s infinite;
}

@keyframes cardFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.card-icon {
    font-size: 44px;
    margin-bottom: 16px;
    display: inline-block;
    padding: 12px;
    background: #FFF5F7;
    border-radius: 16px;
}

.hero-card h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: #3D2030;
}

.hero-card p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
}

.card-dots {
    display: flex;
    gap: 8px;
}

.card-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border);
}

.card-dots span:first-child {
    background: var(--primary);
}

/* --- 区块通用 --- */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(255, 107, 138, 0.1), rgba(255, 179, 71, 0.1));
    color: var(--primary);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
    color: #3D2030;
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

/* --- 特性区 --- */
.features {
    background: var(--bg);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(168, 230, 207, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    top: 50px;
    right: 5%;
    pointer-events: none;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

.feature-card {
    background: var(--bg-card);
    border: 1.5px solid var(--border-light);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
    border-radius: 4px 4px 0 0;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: 0 12px 40px rgba(255, 107, 138, 0.12);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: 20px;
    display: inline-block;
    padding: 16px;
    background: linear-gradient(135deg, #FFF5F7, #FFF0EC);
    border-radius: 16px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    font-weight: 700;
    color: #3D2030;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

/* --- 关于我们 --- */
.about {
    background: var(--bg-secondary);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 179, 71, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    bottom: 30px;
    left: 10%;
    pointer-events: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content .section-tag {
    margin-bottom: 16px;
}

.about-content h2 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
    color: #3D2030;
}

.about-content p {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-content .btn {
    margin-top: 16px;
}

.about-card {
    background: var(--bg-card);
    border: 1.5px solid var(--border-light);
    border-radius: var(--radius);
    padding: 36px;
    box-shadow: var(--shadow-card);
}

.about-card-header {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 30px;
    padding-bottom: 24px;
    border-bottom: 1.5px solid var(--border-light);
}

.progress-ring {
    position: relative;
    width: 90px;
    height: 90px;
    flex-shrink: 0;
}

.progress-ring svg {
    width: 100%;
    height: 100%;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
}

.about-card-header h4 {
    font-size: 20px;
    margin-bottom: 4px;
    color: #3D2030;
}

.about-card-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.about-card-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    text-align: center;
}

.about-item {
    display: flex;
    flex-direction: column;
    padding: 12px 8px;
    background: linear-gradient(135deg, #FFF5F7, #FFF8F5);
    border-radius: var(--radius-sm);
}

.about-item-num {
    font-size: 24px;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-item-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* --- 产品展示 --- */
.portfolio {
    position: relative;
}

.portfolio::before {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 179, 198, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    top: 80px;
    left: 5%;
    pointer-events: none;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.portfolio-item {
    background: var(--bg-card);
    border: 1.5px solid var(--border-light);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: 0 12px 40px rgba(255, 107, 138, 0.12);
}

.portfolio-image {
    height: 200px;
    background: linear-gradient(135deg, #FFF5F7, #FFF0EC);
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-placeholder {
    font-size: 60px;
    opacity: 0.5;
}

.portfolio-info {
    padding: 24px;
}

.portfolio-cat {
    display: inline-block;
    padding: 6px 14px;
    background: linear-gradient(135deg, rgba(255, 107, 138, 0.1), rgba(255, 179, 71, 0.1));
    color: var(--primary);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 12px;
}

.portfolio-info h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: #3D2030;
}

.portfolio-info p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

/* --- 联系我们 --- */
.contact {
    background: var(--bg-secondary);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(168, 230, 207, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    bottom: 40px;
    right: 8%;
    pointer-events: none;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info .section-tag {
    margin-bottom: 16px;
}

.contact-info h2 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
    color: #3D2030;
}

.contact-info > p {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 36px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    font-size: 24px;
    padding: 14px;
    background: linear-gradient(135deg, #FFF5F7, #FFF0EC);
    border-radius: 14px;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 15px;
    margin-bottom: 2px;
    color: #3D2030;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: 14px;
}

.contact-form {
    background: var(--bg-card);
    border: 1.5px solid var(--border-light);
    border-radius: var(--radius);
    padding: 36px;
    box-shadow: var(--shadow-card);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: #FFF8F5;
    border: 1.5px solid var(--border-light);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(255, 107, 138, 0.08);
    background: white;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #CBB5B5;
}

/* --- 页脚 --- */
.footer {
    padding: 60px 0 30px;
    border-top: 1.5px solid var(--border-light);
    background: white;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 16px;
    line-height: 1.6;
}

.footer-links h4 {
    font-size: 16px;
    margin-bottom: 16px;
    color: #3D2030;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-newsletter h4 {
    font-size: 16px;
    margin-bottom: 8px;
    color: #3D2030;
}

.footer-newsletter p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 16px;
}

.newsletter-form {
    display: flex;
    gap: 8px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 16px;
    background: #FFF8F5;
    border: 1.5px solid var(--border-light);
    border-radius: 50px;
    color: var(--text);
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.newsletter-form input:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(255, 107, 138, 0.06);
}

.newsletter-form button {
    padding: 12px 24px;
    background: var(--gradient-1);
    border: none;
    border-radius: 50px;
    color: white;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.newsletter-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 138, 0.35);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1.5px solid var(--border-light);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* --- 回到顶部 --- */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 22px;
    cursor: pointer;
    box-shadow: 0 6px 25px rgba(255, 107, 138, 0.35);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 35px rgba(255, 107, 138, 0.45);
}

/* --- 动画 --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Toast 提示 --- */
.toast {
    position: fixed;
    top: 24px;
    right: 24px;
    background: var(--gradient-1);
    color: white;
    padding: 14px 24px;
    border-radius: 50px;
    font-weight: 500;
    z-index: 9999;
    box-shadow: 0 8px 30px rgba(255, 107, 138, 0.3);
    transform: translateX(120%);
    transition: transform 0.4s ease;
}

.toast.show {
    transform: translateX(0);
}

/* --- 导航栏右侧区域 --- */
.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* --- 语言切换器 --- */
.lang-switcher {
    position: relative;
    z-index: 1002;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(255, 107, 138, 0.08);
    border: 1.5px solid var(--border-light);
    border-radius: 50px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    transition: var(--transition);
    white-space: nowrap;
    font-family: inherit;
}

.lang-btn:hover {
    background: rgba(255, 107, 138, 0.12);
    border-color: var(--primary-light);
}

.lang-arrow {
    font-size: 9px;
    color: var(--text-secondary);
    transition: transform 0.3s ease;
}

.lang-btn.open .lang-arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 120px;
    background: white;
    border: 1.5px solid var(--border-light);
    border-radius: 14px;
    box-shadow: 0 10px 40px rgba(255, 107, 138, 0.12);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}

.lang-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown li {
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    list-style: none;
}

.lang-dropdown li:hover {
    background: rgba(255, 107, 138, 0.06);
    color: var(--primary);
}

.lang-dropdown li.active {
    color: var(--primary);
    font-weight: 700;
    background: rgba(255, 107, 138, 0.05);
}

/* --- 响应式 --- */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-btns {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        display: none;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }

    .logo {
        font-size: 28px;
    }

    .logo-mascot {
        height: 44px;
    }

    section {
        padding: 60px 0;
    }

    .section-header h2,
    .about-content h2,
    .contact-info h2 {
        font-size: 30px;
    }

    .features-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 100px 32px 32px;
        transition: right 0.3s ease;
        border-left: 1.5px solid var(--border-light);
        gap: 24px;
    }

    .nav-links.active {
        right: 0;
    }

    .hamburger {
        display: flex;
    }

    .hero-stats {
        gap: 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-card-items {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

    .logo {
        font-size: 24px;
    }

    .logo-mascot {
        height: 36px;
    }

    .hero-subtitle {
        font-size: 15px;
    }

    .hero-stats {
        gap: 16px;
    }

    .stat-number {
        font-size: 28px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .hero-btns {
        flex-direction: column;
        align-items: center;
    }
}